$OpenBSD: patch-setup_S,v 1.2 2010/05/31 07:35:55 form Exp $
$RuOBSD: patch-setup_S,v 1.1.1.1 2008/07/12 19:00:53 form Exp $
--- setup.S.orig	Wed Apr 28 19:11:15 2010
+++ setup.S	Mon May 31 14:04:56 2010
@@ -42,7 +42,9 @@ start:
 	jz	alt_a20_done
 	
 	/* set or clear bit1, the ALT_A20_GATE bit */
-	movb	4(%esp), %ah
+
+addr32	movb	4(%esp), %ah
+
 	testb	%ah, %ah
 	jz	alt_a20_cont1
 	orb	$2, %al
